diff --git a/solutions/jetbrains.mps.unification.tree/models/jetbrains/mps/unification/ast.mps b/solutions/jetbrains.mps.unification.tree/models/jetbrains/mps/unification/ast.mps
index e4a81028..f59a2920 100644
--- a/solutions/jetbrains.mps.unification.tree/models/jetbrains/mps/unification/ast.mps
+++ b/solutions/jetbrains.mps.unification.tree/models/jetbrains/mps/unification/ast.mps
@@ -1188,8 +1188,13 @@
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diff --git a/solutions/jetbrains.mps.unification.tree/models/jetbrains/mps/unification/tree.mps b/solutions/jetbrains.mps.unification.tree/models/jetbrains/mps/unification/tree.mps
index 69135e6c..9aa8e3da 100644
--- a/solutions/jetbrains.mps.unification.tree/models/jetbrains/mps/unification/tree.mps
+++ b/solutions/jetbrains.mps.unification.tree/models/jetbrains/mps/unification/tree.mps
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